uploaded 10 hours ago
A primitive graphics library for lcd display with esp lcd
Readme
## CGFX
A primitive graphics library for ESP-IDF compatible displays using `esp_lcd_panel_handle_t`.
## Features
- Line drawing (Bresenham's algorithm)
- Rectangle (frame and filled)
- Triangle (frame and filled)
- Circle (frame and filled)
## Dependencies
- ESP-IDF >= 5.0
## Usage
```c
#include "cgfx.h"
// Draw a line
LineDraw(panel, 0xF81F, (point_t){10, 10}, (point_t){100, 80});
// Draw a filled circle
CircleDraw(panel, 0xF81F, true, (circle_t){.center = {80, 64}, .r = 30});
```
## API
| Function | Description |
|---|---|
| `LineDraw` | Draw a line between two points |
| `RectangleDraw` | Draw a rectangle (frame or filled) |
| `TriangleDraw` | Draw a triangle (frame or filled) |
| `CircleDraw` | Draw a circle (frame or filled) |
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Supports all targets
To add this component to your project, run:
download archive
idf.py add-dependency "cafhaf22/cgfx^0.0.1"
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